公开(公告)号：US20170248838A1

公开(公告)日：2017-08-31

申请号：US15392781

申请日：2016-12-28

Applicant: CASIO COMPUTER CO., LTD.

Inventor： Toshifumi Kase ,  Naoto Yoshida

IPC: G03B21/20

CPC classification number: G03B21/2093 ,  G03B21/145 ,  G03B21/20 ,  G03B21/2066

Abstract: There is provided a light source unit including a light source case into which a plurality of optical members are incorporated, wherein the light source case has fixing portions for fixing the optical member which are provided in a position on a main body bottom plate of the light source case and in both side positions of the optical member above the main body bottom plate, and an upper fastening plate which presses down the optical member accommodated in the light source case, and wherein the fixing portions include a lower fixing portion where a primary positioning portion is formed on the main body bottom plate and side fixing portions where a pair of secondary positioning portions are formed which are brought into abutment with a surface of the optical member which is opposite to a surface thereof which is brought into abutment with the primary positioning portion.

公开(公告)号：US10042239B2

公开(公告)日：2018-08-07

申请号：US15460648

申请日：2017-03-16

Applicant: CASIO COMPUTER CO., LTD.

Inventor： Naoto Yoshida

IPC: G03B21/16 ,  F21V29/74 ,  G02B26/00 ,  G03B21/20

Abstract: Provided is a cooling device including: a fixing member including a holding part to hold a heat-generation member; a body; and a protrusion extending from the body; and an internal case configured to store the fixing member, the internal case having a hole at a position where the fixing member is disposed, through which the protrusion passes.

公开(公告)号：US09880455B2

公开(公告)日：2018-01-30

申请号：US15392781

申请日：2016-12-28

Applicant: CASIO COMPUTER CO., LTD.

Inventor： Toshifumi Kase ,  Naoto Yoshida

IPC: G03B21/14 ,  G03B21/20

CPC classification number: G03B21/2093 ,  G03B21/145 ,  G03B21/20 ,  G03B21/2066

Abstract: There is provided a light source unit including a light source case into which a plurality of optical members are incorporated, wherein the light source case has fixing portions for fixing the optical member which are provided in a position on a main body bottom plate of the light source case and in both side positions of the optical member above the main body bottom plate, and an upper fastening plate which presses down the optical member accommodated in the light source case, and wherein the fixing portions include a lower fixing portion where a primary positioning portion is formed on the main body bottom plate and side fixing portions where a pair of secondary positioning portions are formed which are brought into abutment with a surface of the optical member which is opposite to a surface thereof which is brought into abutment with the primary positioning portion.

公开(公告)号：US10585341B2

公开(公告)日：2020-03-10

申请号：US15876390

申请日：2018-01-22

Applicant: CASIO COMPUTER CO., LTD.

Inventor： Ryo Kikuchi ,  Toshifumi Kase ,  Naoto Yoshida

IPC: G03B21/16 ,  G02B26/00 ,  G03B21/20 ,  F21S10/00 ,  G02B7/00 ,  H04N9/31 ,  G03B21/14 ,  F21V29/502

Abstract: A light source unit according to an embodiment comprises: a support member that supports a heat generator, a heat transfer member connected to the support member, and a heat dissipating member connected to the heat transfer member all of which are provided inside a space formed by a case and a cover. The heat dissipating member is arranged to extend from the inside of the space to an outside of the space via a space sandwiched by the case and the cover.